<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>盒模型的小demo</title>
    <style>
        button {
            width: 221px;
            height: 68px;
            line-height: 68px;
            outline: none;
            border: 0;
            padding-left: 35px;
            letter-spacing: 9px;
            font-size: 25px;
        }
        span {
            float: right;
        }
    </style>
</head>
<body>
    <button>戳我速购<span>》</span></button>
</body>
</html>